Cross country ski exerciser



FIG. 1 is a front and right side perspective view of a cross country ski exerciser, showing my new design, taken from slightly above the exerciser;

FIG. 2 is a front and left side perspective view thereof, taken from slightly above;

FIG. 3 is a right side, rear and bottom perspective view thereof;

FIG. 4 is a top, front and left side perspective view thereof, shown in a closed condition;

FIG. 5 is a bottom plan view of FIG. 4; and,

FIG. 6 is a rear elevational view of FIG. 4. 

The ornamental design for a cross country ski exerciser, as shown. 